Pith Number

pith:BMPM2PXZ

pith:2023:BMPM2PXZ3W3SLBVPWJA5OEVJVM

not attested not anchored not stored refs pending

Solar Photospheric Spectrum Microvariability I. Theoretical searches for proxies of radial-velocity jittering

Dainis Dravins (Lund), Hans-G\"unter Ludwig (Heidelberg)

arxiv:2308.10937 v1 · 2023-08-21 · astro-ph.SR · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMPM2PXZ3W3SLBVPWJA5OEVJVM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T07:07:14.330341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b1ecd3ef9ddb72586afb241d712a9ab054fc5fa4221ea571e8bc5007ff310bd

Aliases

arxiv: 2308.10937 · arxiv_version: 2308.10937v1 · doi: 10.48550/arxiv.2308.10937 · pith_short_12: BMPM2PXZ3W3S · pith_short_16: BMPM2PXZ3W3SLBVP · pith_short_8: BMPM2PXZ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/BMPM2PXZ3W3SLBVPWJA5OEVJVM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0b1ecd3ef9ddb72586afb241d712a9ab054fc5fa4221ea571e8bc5007ff310bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa1ba429dc64a81599868a17132b2232d958a29bbf76c2db91700acd2d492142",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-08-21T18:00:01Z",
    "title_canon_sha256": "8f6979f7671e30a4579a4e07015cffbf20cbed34d2b67b69df6e0305b7e17c5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.10937",
    "kind": "arxiv",
    "version": 1
  }
}